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Note 8 - Inventory (Tables)
6 Months Ended
Sep. 30, 2023
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

September 30, 2023

  

March 31, 2023

 

Raw materials

 $19,337  $16,654 

Work-in-process

  22,714   15,200 

Finished goods

  3,709   2,996 

Deferred program costs

  2,075   2,136 

Net inventory

 $47,835  $36,986